OpenTechnical

OT-2026-000044216

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000044216) never changes.

Identity and time

Publication numberOT-2026-000044216 · never reused
Internal UUID01a0ae7b-d67b-7c4b-b06c-c02159068e71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044216
StatusPUBLIC

Content hashes

Canonical textab36061d9790e65953fc74d95319fc16901783a81be61c8a2e10ecc97c431f26
Markdown4b1f9ad0cadfb292183bb1e269fced47a8358ac767bc0b7566e246c3987241af
PDF
Publication page8ac6753dd9b6857798c0d40d5293946ae01fb4426c1623a4fbbed975b46ff614
Manifeste5ffa63f147c9607b5e6cd2303d827cb35bb1391632586e7b3c46e7508fba857

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature95i+L1raO3jHU65J0pm13x1wP1zJ0Yw/zndpZBnDoOCu81WtYtFVyfBp+krWzKlj7ZsnWUO+B+6G0IbwJwdJBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:12:46.376048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044216
observed 8ac6753dd9b6857798c0d40d5293946a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:46.358423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044216/manifest.json
observed e5ffa63f147c9607b5e6cd2303d827cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:46.339175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044216/publication.md
observed 4b1f9ad0cadfb292183bb1e269fced47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:46.318678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044216/publication.txt
observed ab36061d9790e65953fc74d95319fc16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.